Não informado. (1930). Review of Scientific Instruments. American Institute of Physics.
Chicago (17e ed.) BronvermeldingNão informado. Review of Scientific Instruments. Rochester, NY: American Institute of Physics, 1930.
MLA (8e ed.) BronvermeldingNão informado. Review of Scientific Instruments. American Institute of Physics, 1930.
Let op: Deze citaties zijn niet altijd 100% accuraat.